Who is (1) and why did he choose (2)?

Cracked by: Dibyo , quaziluffy , Debasish , shenoyvarun86 , gammafunction , Goyal , Martin , BASAB , gudanggurum , vivek , Ajay Parasuram , p vs np , Bipin Banavalikar , vs , malcaluffin , Rohan , udupendra and Siddharth Jain.

Dibyo, quaziluffy, Debasish, shenoyvarun86, gammafunction, Goyal, Martin, BASAB, Gurupad, vivek, Ajay Parasuram, p vs np, Bipin Banavalikar, vs, malcaluffin, Rohan, udupendra and Siddharth Jain